# NTSB DCA17WA174: Boeing 777, Singapore, Singapore, August 1, 2017

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Foreign investigation
- Date: August 1, 2017, 05:19 local (05:19 UTC)
- Place: Singapore, Singapore
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute: Turbulence encounter](https://openairdocs.org/ntsb-events/360)
- Highest injury: Serious injuries
- Injuries: 3 serious, 3 minor, 213 uninjured
- Status: Led by another country's authority
- NTSB office: Major Investigations Division
- Lead agency: Other
- NTSB case key (mKey): 95809
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DCA17WA174
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/95809/pdf
- Page: https://openairdocs.org/ntsb/DCA17WA174

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute: Turbulence encounter](https://openairdocs.org/ntsb-events/360) (defining event); cases with it: [All aircraft, 423 cases](https://openairdocs.org/ntsb-events/360/sequence.md)

## Factual narrative

The Transport Safety Investigation Bureau (TSIB) Ministry of Transport of Singapore has notified the NTSB of an accident involving a BOEING 777 airplane that occurred on August 01, 2017. The NTSB has appointed a U.S. Accredited Representative to assist the government of Singapore's investigation under the provisions of ICAO Annex 13.All investigative information will be released by the TSIB.

## Aircraft

- Registration: 9V-SQN (not matched to a registry record)
- Reported make and model: BOEING 777
- Category: Airplane
- Damage: No damage
- Flight: Non-U.S., commercial
- Operator: Singapore Airlines

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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